Home / 1,502.98-2,252.51-1,087.91

Finding the Fourth Proportional to 1,502.98, 2,252.51 and 1,087.91

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Solution

The fourth proportional to 1,502.98, 2,252.51 and 1,087.91 is: 1,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.98 : 2,252.51 = 1,087.91 : x
  2. Step 2: Convert to fraction form
    1,502.98/2,252.51 = 1,087.91/x
  3. Step 3: Cross multiply
    1,502.98x = 2,252.51 × 1,087.91
  4. Step 4: Simplify right side
    1,502.98x = 2,450,536.51
  5. Step 5: Solve for x
    x = 2,450,536.51/1,502.98
  6. Step 6: Final answer
    x = 1,630.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.